.menu_box>.el-menu {
    height: calc(100vh - 105px);
    overflow-y: auto;
}

.menu_box {
    height: calc(100vh - 60px);
    background-color: #121725;

    .el-menu {
        background-color: #121725;
        border: none !important;
    }

    /**
    * 左侧菜单展开时           
    */
    .el-menu-true {
        width: 240px;

        .el-menu-item,
        .el-sub-menu .el-sub-menu__title {
            color: #999999;
            font-size: 14px;
            font-family: MicrosoftYaHei;
            height: 48px !important;
            line-height: 48px !important;
        }

        .el-sub-menu .el-menu {
            background-color: #080D19;
        }

        .el-sub-menu .el-menu {
            padding: 8px 0px;

            .el-menu-item {
                padding-left: 50px !important;
                height: 40px !important;
                line-height: 40px !important;

                .iconfont {
                    display: none;
                }
            }
        }

        // 图标

        .iconfont {
            display: flex;
            transition: 0.2s all;
            opacity: 0.7;

            .svg-icon {
                width: 16px !important;
                height: 16px !important;
                font-size: 24px;
                position: relative;
                margin-right: 12px !important;
            }

        }

        .iconActive {
            display: none;
        }


        // 选中样式
        >.is-active.el-menu-item {
            color: #FFFFFF !important;
            background-color: #2D78FF !important;
            box-shadow: 0px 0px 4px 0px rgba(0, 0, 0, 0.16) !important;





            // 图标切换
            .iconActive {
                display: flex;
                opacity: 1;
            }

            .icon.iconfont {
                display: none;
            }

        }

        .is-active {
            .el-sub-menu__title {
                color: #FFFFFF !important;
                background: #2D78FF !important;

                // 图标切换
                .iconActive {
                    display: flex;
                    opacity: 1;
                }

                .icon.iconfont {
                    display: none;
                }
            }

            .is-active {
                color: #2D78FF !important;
            }
        }

        // 悬浮样式
        >.el-menu-item:hover,
        .el-sub-menu__title:hover {
            background: #2D78FF !important;
            color: #FFFFFF !important;
            box-shadow: 0px 0px 4px 0px rgba(0, 0, 0, 0.16) !important;

            .iconActive {
                display: flex;
                opacity: 1;
            }

            .icon.iconfont {
                display: none;
            }
        }
        .el-sub-menu .el-menu-item:hover{
            color: #2D78FF !important;
            background-color: #080D19;
        }
    }

    /**
    * 左侧菜单收起时           
    */
    .el-menu--collapse {
        width: 64px !important;

        .el-menu-item,
        .el-sub-menu,
        .el-sub-menu__title {
            height: 48px;

        }

        .el-menu-item .el-menu-tooltip__trigger,
        .el-sub-menu__title {
            justify-content: center;
        }


        // 图标
        .iconfont {
            display: flex;
            transition: 0.2s all;
            opacity: 0.7;

            .svg-icon {
                width: 16px !important;
                height: 16px !important;
            }

        }

        .iconActive {
            display: none;
        }

        // 选中样式
        .is-active {
            background-color: #2D78FF !important;

            .iconActive {
                display: flex;
                opacity: 1;
            }

            .icon.iconfont {
                display: none;
            }
        }

        // 悬浮样式
        .el-menu-item:hover,
        .el-sub-menu__title:hover {
            background-color: #2D78FF !important;

            .iconActive {
                display: flex;
                opacity: 1;
            }

            .icon.iconfont {
                display: none;
            }
        }
    }

}